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All the evolutionary steps we will never know of...
(mander.xyz)
A place for majestic STEMLORD peacocking, as well as memes about the realities of working in a lab.
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You can, at least, know what this bird (ancestor) sounded like
https://www.livescience.com/extremely-rare-fossilized-dinosaur-voice-box-suggests-they-sounded-birdlike